标签： 间歇泉

天文·每日一图

 由 

白圆顶喷泉上空的极光

2022年2月20日 Aurora Over White Dome Geyser Image Credit & Copyright: Robert Howell Explanation: Sometimes both heaven and Earth erupt. Colorful auroras erupted unexpectedly a few years ago, with green aurora appearing near the horizon and brilliant bands of red aurora blooming high overhead. A bright Moon lit the foreground of this picturesque scene, whil...

天文·每日一图

 由 

红外光波段的土卫二

2020年9月24日 Enceladus in Infrared Image Credit: VIMS Team, SSI, U. Arizona, U. Nantes, ESA, NASA Explanation: One of our Solar System’s most tantalizing worlds, icy Saturnian moon Enceladus appears in these detailed hemisphere views from the Cassini spacecraft. In false color, the five panels present 13 years of infrared image data from Cassini’s ...